100080400

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1153}}^1$

素因数の和:1209

約数の個数: 120

約数和(自身を含む): 283902464

約数和(自身を除く): 183822064

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 35, 40, 50, 56, 62, 70, 80, 100, 112, 124, 140, 155, 175, 200, 217, 248, 280, 310, 350, 400, 434, 496, 560, 620, 700, 775, 868, 1085, 1153, 1240, 1400, 1550, 1736, 2170, 2306, 2480, 2800, 3100, 3472, 4340, 4612, 5425, 5765, 6200, 8071, 8680, 9224, 10850, 11530, 12400, 16142, 17360, 18448, 21700, 23060, 28825, 32284, 35743, 40355, 43400, 46120, 57650, 64568, 71486, 80710, 86800, 92240, 115300, 129136, 142972, 161420, 178715, 201775, 230600, 250201, 285944, 322840, 357430, 403550, 461200, 500402, 571888, 645680, 714860, 807100, 893575, 1000804, 1251005, 1429720, 1614200, 1787150, 2001608, 2502010, 2859440, 3228400, 3574300, 4003216, 5004020, 6255025, 7148600, 10008040, 12510050, 14297200, 20016080, 25020100, 50040200, 100080400]

約数ペア:

[(1, 100080400), (2, 50040200), (4, 25020100), (5, 20016080), (7, 14297200), (8, 12510050), (10, 10008040), (14, 7148600), (16, 6255025), (20, 5004020), (25, 4003216), (28, 3574300), (31, 3228400), (35, 2859440), (40, 2502010), (50, 2001608), (56, 1787150), (62, 1614200), (70, 1429720), (80, 1251005), (100, 1000804), (112, 893575), (124, 807100), (140, 714860), (155, 645680), (175, 571888), (200, 500402), (217, 461200), (248, 403550), (280, 357430), (310, 322840), (350, 285944), (400, 250201), (434, 230600), (496, 201775), (560, 178715), (620, 161420), (700, 142972), (775, 129136), (868, 115300), (1085, 92240), (1153, 86800), (1240, 80710), (1400, 71486), (1550, 64568), (1736, 57650), (2170, 46120), (2306, 43400), (2480, 40355), (2800, 35743), (3100, 32284), (3472, 28825), (4340, 23060), (4612, 21700), (5425, 18448), (5765, 17360), (6200, 16142), (8071, 12400), (8680, 11530), (9224, 10850)]