71185780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:209

約数の個数: 96

約数和(自身を含む): 166239360

約数和(自身を除く): 95053580

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 61, 74, 76, 83, 95, 122, 148, 166, 185, 190, 244, 305, 332, 370, 380, 415, 610, 703, 740, 830, 1159, 1220, 1406, 1577, 1660, 2257, 2318, 2812, 3071, 3154, 3515, 4514, 4636, 5063, 5795, 6142, 6308, 7030, 7885, 9028, 10126, 11285, 11590, 12284, 14060, 15355, 15770, 20252, 22570, 23180, 25315, 30710, 31540, 42883, 45140, 50630, 58349, 61420, 85766, 96197, 101260, 116698, 171532, 187331, 192394, 214415, 233396, 291745, 374662, 384788, 428830, 480985, 583490, 749324, 857660, 936655, 961970, 1166980, 1873310, 1923940, 3559289, 3746620, 7118578, 14237156, 17796445, 35592890, 71185780]

約数ペア:

[(1, 71185780), (2, 35592890), (4, 17796445), (5, 14237156), (10, 7118578), (19, 3746620), (20, 3559289), (37, 1923940), (38, 1873310), (61, 1166980), (74, 961970), (76, 936655), (83, 857660), (95, 749324), (122, 583490), (148, 480985), (166, 428830), (185, 384788), (190, 374662), (244, 291745), (305, 233396), (332, 214415), (370, 192394), (380, 187331), (415, 171532), (610, 116698), (703, 101260), (740, 96197), (830, 85766), (1159, 61420), (1220, 58349), (1406, 50630), (1577, 45140), (1660, 42883), (2257, 31540), (2318, 30710), (2812, 25315), (3071, 23180), (3154, 22570), (3515, 20252), (4514, 15770), (4636, 15355), (5063, 14060), (5795, 12284), (6142, 11590), (6308, 11285), (7030, 10126), (7885, 9028)]