201775222025

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{4099}}^1$

素因数の和:4387

約数の個数: 72

約数和(自身を含む): 276878707200

約数和(自身を除く): 75103485175

約数列:

[1, 5, 13, 25, 61, 65, 169, 191, 305, 325, 793, 845, 955, 1525, 2483, 3965, 4099, 4225, 4775, 10309, 11651, 12415, 19825, 20495, 32279, 51545, 53287, 58255, 62075, 102475, 151463, 161395, 250039, 257725, 266435, 291275, 692731, 757315, 782909, 806975, 1250195, 1332175, 1969019, 3250507, 3463655, 3786575, 3914545, 6250975, 9845095, 10177817, 16252535, 17318275, 19572725, 42256591, 47757449, 49225475, 50889085, 81262675, 132311621, 211282955, 238787245, 254445425, 620846837, 661558105, 1056414775, 1193936225, 3104234185, 3307790525, 8071008881, 15521170925, 40355044405, 201775222025]

約数ペア:

[(1, 201775222025), (5, 40355044405), (13, 15521170925), (25, 8071008881), (61, 3307790525), (65, 3104234185), (169, 1193936225), (191, 1056414775), (305, 661558105), (325, 620846837), (793, 254445425), (845, 238787245), (955, 211282955), (1525, 132311621), (2483, 81262675), (3965, 50889085), (4099, 49225475), (4225, 47757449), (4775, 42256591), (10309, 19572725), (11651, 17318275), (12415, 16252535), (19825, 10177817), (20495, 9845095), (32279, 6250975), (51545, 3914545), (53287, 3786575), (58255, 3463655), (62075, 3250507), (102475, 1969019), (151463, 1332175), (161395, 1250195), (250039, 806975), (257725, 782909), (266435, 757315), (291275, 692731)]