77428695

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:240

約数の個数: 64

約数和(自身を含む): 136857600

約数和(自身を除く): 59428905

約数列:

[1, 3, 5, 15, 23, 29, 69, 71, 87, 109, 115, 145, 213, 327, 345, 355, 435, 545, 667, 1065, 1633, 1635, 2001, 2059, 2507, 3161, 3335, 4899, 6177, 7521, 7739, 8165, 9483, 10005, 10295, 12535, 15805, 23217, 24495, 30885, 37605, 38695, 47357, 47415, 72703, 116085, 142071, 177997, 218109, 224431, 236785, 363515, 533991, 673293, 710355, 889985, 1090545, 1122155, 2669955, 3366465, 5161913, 15485739, 25809565, 77428695]

約数ペア:

[(1, 77428695), (3, 25809565), (5, 15485739), (15, 5161913), (23, 3366465), (29, 2669955), (69, 1122155), (71, 1090545), (87, 889985), (109, 710355), (115, 673293), (145, 533991), (213, 363515), (327, 236785), (345, 224431), (355, 218109), (435, 177997), (545, 142071), (667, 116085), (1065, 72703), (1633, 47415), (1635, 47357), (2001, 38695), (2059, 37605), (2507, 30885), (3161, 24495), (3335, 23217), (4899, 15805), (6177, 12535), (7521, 10295), (7739, 10005), (8165, 9483)]