78417300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20107}}^1$

素因数の和:20137

約数の個数: 72

約数和(自身を含む): 244352416

約数和(自身を除く): 165935116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 20107, 40214, 60321, 80428, 100535, 120642, 201070, 241284, 261391, 301605, 402140, 502675, 522782, 603210, 784173, 1005350, 1045564, 1206420, 1306955, 1508025, 1568346, 2010700, 2613910, 3016050, 3136692, 3920865, 5227820, 6032100, 6534775, 7841730, 13069550, 15683460, 19604325, 26139100, 39208650, 78417300]

約数ペア:

[(1, 78417300), (2, 39208650), (3, 26139100), (4, 19604325), (5, 15683460), (6, 13069550), (10, 7841730), (12, 6534775), (13, 6032100), (15, 5227820), (20, 3920865), (25, 3136692), (26, 3016050), (30, 2613910), (39, 2010700), (50, 1568346), (52, 1508025), (60, 1306955), (65, 1206420), (75, 1045564), (78, 1005350), (100, 784173), (130, 603210), (150, 522782), (156, 502675), (195, 402140), (260, 301605), (300, 261391), (325, 241284), (390, 201070), (650, 120642), (780, 100535), (975, 80428), (1300, 60321), (1950, 40214), (3900, 20107)]