418603900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:512

約数の個数: 144

約数和(自身を含む): 1084493088

約数和(自身を除く): 665889188

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 73, 100, 110, 130, 143, 146, 220, 260, 275, 286, 292, 325, 365, 401, 550, 572, 650, 715, 730, 802, 803, 949, 1100, 1300, 1430, 1460, 1604, 1606, 1825, 1898, 2005, 2860, 3212, 3575, 3650, 3796, 4010, 4015, 4411, 4745, 5213, 7150, 7300, 8020, 8030, 8822, 9490, 10025, 10426, 10439, 14300, 16060, 17644, 18980, 20050, 20075, 20852, 20878, 22055, 23725, 26065, 29273, 40100, 40150, 41756, 44110, 47450, 52130, 52195, 57343, 58546, 80300, 88220, 94900, 104260, 104390, 110275, 114686, 117092, 130325, 146365, 208780, 220550, 229372, 260650, 260975, 286715, 292730, 322003, 380549, 441100, 521300, 521950, 573430, 585460, 644006, 731825, 761098, 1043900, 1146860, 1288012, 1433575, 1463650, 1522196, 1610015, 1902745, 2867150, 2927300, 3220030, 3805490, 4186039, 5734300, 6440060, 7610980, 8050075, 8372078, 9513725, 16100150, 16744156, 19027450, 20930195, 32200300, 38054900, 41860390, 83720780, 104650975, 209301950, 418603900]

約数ペア:

[(1, 418603900), (2, 209301950), (4, 104650975), (5, 83720780), (10, 41860390), (11, 38054900), (13, 32200300), (20, 20930195), (22, 19027450), (25, 16744156), (26, 16100150), (44, 9513725), (50, 8372078), (52, 8050075), (55, 7610980), (65, 6440060), (73, 5734300), (100, 4186039), (110, 3805490), (130, 3220030), (143, 2927300), (146, 2867150), (220, 1902745), (260, 1610015), (275, 1522196), (286, 1463650), (292, 1433575), (325, 1288012), (365, 1146860), (401, 1043900), (550, 761098), (572, 731825), (650, 644006), (715, 585460), (730, 573430), (802, 521950), (803, 521300), (949, 441100), (1100, 380549), (1300, 322003), (1430, 292730), (1460, 286715), (1604, 260975), (1606, 260650), (1825, 229372), (1898, 220550), (2005, 208780), (2860, 146365), (3212, 130325), (3575, 117092), (3650, 114686), (3796, 110275), (4010, 104390), (4015, 104260), (4411, 94900), (4745, 88220), (5213, 80300), (7150, 58546), (7300, 57343), (8020, 52195), (8030, 52130), (8822, 47450), (9490, 44110), (10025, 41756), (10426, 40150), (10439, 40100), (14300, 29273), (16060, 26065), (17644, 23725), (18980, 22055), (20050, 20878), (20075, 20852)]