25563645

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1031}}^1$

素因数の和:1090

約数の個数: 48

約数和(自身を含む): 48297600

約数和(自身を除く): 22733955

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 855, 1031, 1305, 1653, 2755, 3093, 4959, 5155, 8265, 9279, 15465, 19589, 24795, 29899, 46395, 58767, 89697, 97945, 149495, 176301, 269091, 293835, 448485, 568081, 881505, 1345455, 1704243, 2840405, 5112729, 8521215, 25563645]

約数ペア:

[(1, 25563645), (3, 8521215), (5, 5112729), (9, 2840405), (15, 1704243), (19, 1345455), (29, 881505), (45, 568081), (57, 448485), (87, 293835), (95, 269091), (145, 176301), (171, 149495), (261, 97945), (285, 89697), (435, 58767), (551, 46395), (855, 29899), (1031, 24795), (1305, 19589), (1653, 15465), (2755, 9279), (3093, 8265), (4959, 5155)]