179945000

素因数分解:

$2^3\times 5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 160

約数和(自身を含む): 468131400

約数和(自身を除く): 288186400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 25, 29, 34, 40, 50, 58, 68, 73, 85, 100, 116, 125, 136, 145, 146, 170, 200, 232, 250, 290, 292, 340, 365, 425, 493, 500, 580, 584, 625, 680, 725, 730, 850, 986, 1000, 1160, 1241, 1250, 1450, 1460, 1700, 1825, 1972, 2117, 2125, 2465, 2482, 2500, 2900, 2920, 3400, 3625, 3650, 3944, 4234, 4250, 4930, 4964, 5000, 5800, 6205, 7250, 7300, 8468, 8500, 9125, 9860, 9928, 10585, 10625, 12325, 12410, 14500, 14600, 16936, 17000, 18125, 18250, 19720, 21170, 21250, 24650, 24820, 29000, 31025, 35989, 36250, 36500, 42340, 42500, 45625, 49300, 49640, 52925, 61625, 62050, 71978, 72500, 73000, 84680, 85000, 91250, 98600, 105850, 123250, 124100, 143956, 145000, 155125, 179945, 182500, 211700, 246500, 248200, 264625, 287912, 308125, 310250, 359890, 365000, 423400, 493000, 529250, 616250, 620500, 719780, 775625, 899725, 1058500, 1232500, 1241000, 1323125, 1439560, 1551250, 1799450, 2117000, 2465000, 2646250, 3102500, 3598900, 4498625, 5292500, 6205000, 7197800, 8997250, 10585000, 17994500, 22493125, 35989000, 44986250, 89972500, 179945000]

約数ペア:

[(1, 179945000), (2, 89972500), (4, 44986250), (5, 35989000), (8, 22493125), (10, 17994500), (17, 10585000), (20, 8997250), (25, 7197800), (29, 6205000), (34, 5292500), (40, 4498625), (50, 3598900), (58, 3102500), (68, 2646250), (73, 2465000), (85, 2117000), (100, 1799450), (116, 1551250), (125, 1439560), (136, 1323125), (145, 1241000), (146, 1232500), (170, 1058500), (200, 899725), (232, 775625), (250, 719780), (290, 620500), (292, 616250), (340, 529250), (365, 493000), (425, 423400), (493, 365000), (500, 359890), (580, 310250), (584, 308125), (625, 287912), (680, 264625), (725, 248200), (730, 246500), (850, 211700), (986, 182500), (1000, 179945), (1160, 155125), (1241, 145000), (1250, 143956), (1450, 124100), (1460, 123250), (1700, 105850), (1825, 98600), (1972, 91250), (2117, 85000), (2125, 84680), (2465, 73000), (2482, 72500), (2500, 71978), (2900, 62050), (2920, 61625), (3400, 52925), (3625, 49640), (3650, 49300), (3944, 45625), (4234, 42500), (4250, 42340), (4930, 36500), (4964, 36250), (5000, 35989), (5800, 31025), (6205, 29000), (7250, 24820), (7300, 24650), (8468, 21250), (8500, 21170), (9125, 19720), (9860, 18250), (9928, 18125), (10585, 17000), (10625, 16936), (12325, 14600), (12410, 14500)]