30607100

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 71089200

約数和(自身を除く): 40482100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 89, 95, 100, 178, 181, 190, 356, 362, 380, 445, 475, 724, 890, 905, 950, 1691, 1780, 1810, 1900, 2225, 3382, 3439, 3620, 4450, 4525, 6764, 6878, 8455, 8900, 9050, 13756, 16109, 16910, 17195, 18100, 32218, 33820, 34390, 42275, 64436, 68780, 80545, 84550, 85975, 161090, 169100, 171950, 306071, 322180, 343900, 402725, 612142, 805450, 1224284, 1530355, 1610900, 3060710, 6121420, 7651775, 15303550, 30607100]

約数ペア:

[(1, 30607100), (2, 15303550), (4, 7651775), (5, 6121420), (10, 3060710), (19, 1610900), (20, 1530355), (25, 1224284), (38, 805450), (50, 612142), (76, 402725), (89, 343900), (95, 322180), (100, 306071), (178, 171950), (181, 169100), (190, 161090), (356, 85975), (362, 84550), (380, 80545), (445, 68780), (475, 64436), (724, 42275), (890, 34390), (905, 33820), (950, 32218), (1691, 18100), (1780, 17195), (1810, 16910), (1900, 16109), (2225, 13756), (3382, 9050), (3439, 8900), (3620, 8455), (4450, 6878), (4525, 6764)]