29087500

素因数分解:

$2^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{179}}^1$

素因数の和:221

約数の個数: 72

約数和(自身を含む): 68901840

約数和(自身を除く): 39814340

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 125, 130, 179, 250, 260, 325, 358, 500, 625, 650, 716, 895, 1250, 1300, 1625, 1790, 2327, 2500, 3125, 3250, 3580, 4475, 4654, 6250, 6500, 8125, 8950, 9308, 11635, 12500, 16250, 17900, 22375, 23270, 32500, 40625, 44750, 46540, 58175, 81250, 89500, 111875, 116350, 162500, 223750, 232700, 290875, 447500, 559375, 581750, 1118750, 1163500, 1454375, 2237500, 2908750, 5817500, 7271875, 14543750, 29087500]

約数ペア:

[(1, 29087500), (2, 14543750), (4, 7271875), (5, 5817500), (10, 2908750), (13, 2237500), (20, 1454375), (25, 1163500), (26, 1118750), (50, 581750), (52, 559375), (65, 447500), (100, 290875), (125, 232700), (130, 223750), (179, 162500), (250, 116350), (260, 111875), (325, 89500), (358, 81250), (500, 58175), (625, 46540), (650, 44750), (716, 40625), (895, 32500), (1250, 23270), (1300, 22375), (1625, 17900), (1790, 16250), (2327, 12500), (2500, 11635), (3125, 9308), (3250, 8950), (3580, 8125), (4475, 6500), (4654, 6250)]