70879600

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:299

約数の個数: 120

約数和(自身を含む): 188894160

約数和(自身を除く): 118014560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 89, 100, 110, 176, 178, 181, 200, 220, 275, 356, 362, 400, 440, 445, 550, 712, 724, 880, 890, 905, 979, 1100, 1424, 1448, 1780, 1810, 1958, 1991, 2200, 2225, 2896, 3560, 3620, 3916, 3982, 4400, 4450, 4525, 4895, 7120, 7240, 7832, 7964, 8900, 9050, 9790, 9955, 14480, 15664, 15928, 16109, 17800, 18100, 19580, 19910, 24475, 31856, 32218, 35600, 36200, 39160, 39820, 48950, 49775, 64436, 72400, 78320, 79640, 80545, 97900, 99550, 128872, 159280, 161090, 177199, 195800, 199100, 257744, 322180, 354398, 391600, 398200, 402725, 644360, 708796, 796400, 805450, 885995, 1288720, 1417592, 1610900, 1771990, 2835184, 3221800, 3543980, 4429975, 6443600, 7087960, 8859950, 14175920, 17719900, 35439800, 70879600]

約数ペア:

[(1, 70879600), (2, 35439800), (4, 17719900), (5, 14175920), (8, 8859950), (10, 7087960), (11, 6443600), (16, 4429975), (20, 3543980), (22, 3221800), (25, 2835184), (40, 1771990), (44, 1610900), (50, 1417592), (55, 1288720), (80, 885995), (88, 805450), (89, 796400), (100, 708796), (110, 644360), (176, 402725), (178, 398200), (181, 391600), (200, 354398), (220, 322180), (275, 257744), (356, 199100), (362, 195800), (400, 177199), (440, 161090), (445, 159280), (550, 128872), (712, 99550), (724, 97900), (880, 80545), (890, 79640), (905, 78320), (979, 72400), (1100, 64436), (1424, 49775), (1448, 48950), (1780, 39820), (1810, 39160), (1958, 36200), (1991, 35600), (2200, 32218), (2225, 31856), (2896, 24475), (3560, 19910), (3620, 19580), (3916, 18100), (3982, 17800), (4400, 16109), (4450, 15928), (4525, 15664), (4895, 14480), (7120, 9955), (7240, 9790), (7832, 9050), (7964, 8900)]